package com.hange.ymcc.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;

@Configuration
@EnableGlobalMethodSecurity(prePostEnabled=true)
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

     //提供用户信息，这里没有从数据库查询用户信息，在内存中模拟
//    @Bean
//    public UserDetailsService userDetailsService(){
//        InMemoryUserDetailsManager inMemoryUserDetailsManager =
//        new InMemoryUserDetailsManager();
//        inMemoryUserDetailsManager.createUser(User.withUsername("zs").password("123").authorities("admin").build());
//        return inMemoryUserDetailsManager;
//    }
     //配置认证管理器，授权模式为“poassword”时会用到
     @Bean
     public AuthenticationManager authenticationManager() throws Exception {
         return super.authenticationManager();
     }

    //密码编码器：不加密
    @Bean
    public PasswordEncoder passwordEncoder(){
        //return NoOpPasswordEncoder.getInstance();
        return new BCryptPasswordEncoder();
    }
    
    //授权规则配置
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()                                  //授权配置
                .antMatchers("/login","/login/common").permitAll()              //登录路径放行
                .anyRequest().authenticated()                     //其他路径都要认证之后才能访问
                .and().formLogin()                                //允许表单登录
                .successForwardUrl("/login/success")              // 设置登陆成功页
                .and().logout().permitAll()                       //登出路径放行 /logout
                .and().csrf().disable();                          //关闭跨域伪造检查
    }

    public static void main(String[] args) {
        BCryptPasswordEncoder bc = new BCryptPasswordEncoder();
        String encode1 = bc.encode("123");
        String encode2 = bc.encode("123");
        System.out.println(encode1);
        System.out.println(encode2);
        System.out.println(bc.matches("123", encode1));
        System.out.println(bc.matches("123", encode2));
    }
}